Rock River Heat Treating Co.: A premier heat treating company. (Metal Treating Institute).(Brief Article)(Company Profile) From: Industrial Heating | Date: December 1, 2001 | COPYRIGHT 2001 BNP Media. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group.Copyright information

Rock River Heat Treating Co., Rockford, Ill., exemplifies what change in the heat-treating industry is all about. It began in the mid-1960s as Sun Heat Treating, a small family-owned business with a primary focus to serve the needs of the local fastener manufacturing industry. It had one batch furnace and two small rotary retorts.

In 1987, the death of the company's owner, Fred Sun, resulted in the sale of the company to Harbor Metal Treating, which also was a family-own...